



 
Hi Hana. That means "reduce" the fraction. Here's a similar problem I will solve: Put in lowest terms: ( 15x^{3}y^{3} ) / ( 25x^{2}z ). First, I reduce the coefficients: 15/25 = 3/5 (because 5 goes into each). Now just put it together: ( 3xy^{3} ) / (5 z ). You can of course combine all this and do it in one step when you are good at it! Try it with your question now, Hana. Cheers,  


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